/** Original source from loading.io, published under CC0 license */

 .lds-ellipsis {
    display: inline-block;
    position: relative;
    width: 12rem;
    height: 2.5rem;
}
.lds-ellipsis div {
    position: absolute;
    top: 1rem;
    width: .5rem;
    height: .5rem;
    border-radius: 50%;
    background: black; /* fallback for IE11 */
    background: var(--text-color-secondary);
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}
.lds-ellipsis div:nth-child(1) {
    left: 1rem;
    animation: lds-ellipsis1 0.6s infinite;
}
.lds-ellipsis div:nth-child(2) {
    left: 1rem;
    animation: lds-ellipsis2 0.6s infinite;
}
.lds-ellipsis div:nth-child(3) {
    left: 4rem;
    animation: lds-ellipsis2 0.6s infinite;
}
.lds-ellipsis div:nth-child(4) {
    left: 10rem;
    animation: lds-ellipsis3 0.6s infinite;
}
@keyframes lds-ellipsis1 {
    0% {
        transform: scale(0);
    }
    100% {
        transform: scale(1);
    }
}
@keyframes lds-ellipsis3 {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(0);
    }
}
@keyframes lds-ellipsis2 {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(3rem, 0);
    }
}